Grumpytext

Contents are important for blogs.
If you have a agency, startup or small business, but if you are not talented enough to write yourself, grumpytext offers to write the content you want.
There is no contract or hourly billing, you can cancel, whenever you want.
All contents will be written by master authors.
Just tell them what you need, and the content will be completed within 1 to 3 days.
The most attractive feature, you can request unlimited content creation, when you purchase.
The price plan

You can read samples here
Here are some brands working with grumpytext.